CompTIA A+ 220-801: BIOS and Motherboards

Computer technicians who have the equivalent knowledge of at least 12 months of hands-on experience in the lab or field.

Candidates for the exam should have the equivalent knowledge of at least 12 months of hands-on experience in the lab or field.

Expected Duration
90 minutes

The CompTIA A+ 220-801 examination measures necessary competencies for an entry-level IT professional. Successful candidates will have the knowledge required to assemble components based on customer requirements, install, configure and maintain devices, PCs and software for end users, understand the basics of networking and security/forensics, properly and safely diagnose, resolve and document common hardware and software issues while applying troubleshooting skills. Successful candidates will also provide appropriate customer support; understand the basics of virtualization, desktop imaging, and deployment. This course focuses on two fundamental hardware components of PCs, the BIOS and Motherboards. It will introduce the learner to BIOS, including how to configure BIOS, monitor system devices and flash BIOS. The course also covers motherboards, including the various form factors of motherboards, slots and sockets, as well as RAM, motherboard connections, and components. This course prepares the learner for CompTIA A+ exam 220-801.



  • distinguish between the functions of the BIOS chip and the CMOS chip
  • describe the characteristics of a typical CMOS setup program
  • recognize the configuration options offered by BIOS
  • describe the characteristics of the built-in diagnostic features of BIOS
  • match the potential problems with how they are monitored by the BIOS
  • identify the considerations involved in upgrading your BIOS
  • describe the options available when configuring the BIOS
  • describe how to maintain the BIOS


  • match the expansion slots with their descriptions
  • distinguish between different types of RAM slots
  • match the common expansion bus slot types to their descriptions
  • recognize how the bus architecture functions
  • describe the characteristics of key motherboard connections
  • describe the characteristics of different motherboard components





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